Brake control device for motor vehicles
In an electric control device for a hydraulic brake control system of a motor vehicle there is a feedback control section 100A in order to produce a feedback control pulse signal P1 which is indicative of a difference between a target slip ratio S and an actual slip ratio S, an optimum value control...
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Format: | Patent |
Sprache: | eng ; ger |
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Zusammenfassung: | In an electric control device for a hydraulic brake control system of a motor vehicle there is a feedback control section 100A in order to produce a feedback control pulse signal P1 which is indicative of a difference between a target slip ratio S and an actual slip ratio S, an optimum value control section 100B being provided in order to convert sequentially in succession the target slip ratio S as a function of a required braking force Fx, a hydraulic braking pressure Pb and a quantity of hydraulic brake fluid B and to convert the quantity of hydraulic brake fluid into an optimum value control pulse signal P2. A pulse mixing circuit 121 is connected to the regulation and control sections 100A and 100B in order to produce the control pulse signals P1 and P2 for the production of a mixing control pulse signal as a control pulse signal P3, a driver circuit 122 being connected to the pulse mixing circuit 121 in order to control a hydraulic brake pressure which is applied to each running wheel of the vehicle as a function of the control pulse signal P3 irrespective of the brake pedal of the vehicle being depressed. |
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